SATELLITE INSTRUMENT
JILIN-1 Constellation
Jilin-1 is the first commercial remote sensing satellite system developed in China. First launched in 2015, it is a constellation of about 130 satellites, which can perform on-demand high-resolution RGB imagery of lights at night on the Earth’s surface.
TYPE OF INSTRUMENT
High-resolution video and still imager / SP (Shipin) and GF03C Series (Gaofen 03C)
STATUS
Operational
DATA AVAILABILITY
Yes, on a fee
TIME RANGE
Since 2017
FREQUENCY OF MEASUREMENT
Continuous
(3 days revisit cycle)
DATA PUBLISHING FREQUENCY
n/a
DATA PUBLISHING DELAY
n/a
MORE INFORMATION
CALIBRATED DATA
Not specified
MEASUREMENT UNIT
n/a
WAVELENGTH RANGE
RGB (400 – 700 nm)
OBSERVED AREA
Global
FIELD-OF-VIEW
17 km swath
POINTING DIRECTION
Nadir
SPATIAL RESOLUTION
1 m
ORBIT TYPE
Sun-synchronous low altitude polar orbit (430 km)
FURTHER REFERENCES
– Case studies of the use of Jilin-1 data for the monitoring of nighttime lights (read the article)
– Jilin-1 on eoPortal
– Jilin-1 on WMO OSCAR portal
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